On season seven, Supernatural will host a Buffy reunion, as Charisma Carpenter and James Marsters guest star. That's pretty cool news.

But will viewers be bidding farewell to a fan favorite, as well? Because that would be less cool news.

The CW tells us to "Kiss Cass Goodbye" in the following promo, which is interesting when you consider Misha Collins' response to a Comic-Con question about Castiel as the "antichrist." I tried really hard to keep that under wraps. That's kind of ironic. You'll understand when you see the first episode of the season.

Hmmm...